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Help Centerfor Steel Industry Fire Brick Prices for Wear Resistant Skid Rail Brick
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for Steel Industry Fire Brick Prices Wear Resistance Refractory BrickNegotiableMOQ: 1 Ton
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Hot! for Steel Industry Wear Resistant Refractory BrickNegotiableMOQ: 1 Ton
Specifications
1. High quality raw mateiral;2. Refined process;
3. Long service life
wear-resistance bricks are made of raw materials such as high-grade bauxite and Australia imported zircon sand .
Wear-Resistance bricks are made of raw materials such as high-grade bauxite and Australia imported zircon sand, which are melted and founded in high temperature electric furnace. It is mainly used in areas that require high abrasion and temperature resistance, such as gliding rail bricks in steel pusher metallurgical furnaces, the tapping platform (tapping spout) for tapping platform (tapping spout) style walking beam furnaces, and also as the interior for destructors.
Physical and chemical index
Item |
Behaviors TY-GM5 |
|||
Special |
Typical |
|||
Chemical Composition % |
Al2O3 |
71-74 |
73 |
|
ZrO2 |
4.5-6 |
5.5 |
||
SiO2 |
17-20 |
19 |
||
Fe2O3 |
≤0.5 |
0.5 |
||
Na2O |
≤1.0 |
1.0 |
||
CaO |
≤0.5 |
0.5 |
||
Apparent Prosity (%) |
5-8 |
<8 |
||
True density g/cm3 |
≥3.0 |
3.54 |
||
Cold Crushing Strength Mpa |
≥250 |
350 |
||
Hot Crushing Strength 1300°C Mpa |
|
45 |
||
Line Expansion 1150°C % |
|
0.9 |
||
Thermal conductivity 1250 °C: W/MK |
|
4.6 |
||
Bulk Density (g/cm3) |
PT(RN) |
|
≥3.0 |
|
WS(VF) |
|
≥3.2 |
||
Crystallographic analysis % |
Corundum |
39 |
||
Mullite |
41 |
|||
Glass Phase |
15 |
|||
Baddeleyite |
5 |
|||
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